| 摘要 |
The present invention relates to a type of adjustable bed having junctions with equipped back support board, calf board support, front part bridge piece, back board support, rear bridge piece, thigh board support, back board support end and underframe crosstie woggle joint. The back board support has another end and is connected to the bedboard's back board woggle joint. A mattress core has a top cover and a bottom sheet, and the bottom sheet has a foot pocket having a foot pocket opening and a head pocket having a head pocket opening. The head pocket fits over an end of the back board. The foot pocket fits over an end of the calf board.
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